I Don't Suffer From Insanity, I Really Enjoy It White Funny T-Shirt This design is Hardkor Sports exlusively from HK Sports and printed right here in the good 'ol USA. If you see it offered by any other seller than HK Sports then it is not an authentic Hardkor Sports item and not guaranteed. SEE SIZING CHART FOR FITTING INFORMATION: Unisex Chest Sizes (inches): AS(34-36), AM(37-40), AL(41-44), AX(45-48), A2(49-52), A3(53-56) Includes name & number on back for FREE! Printed in USA exlusively by Hardkor Sports using high resolution digital imprinting on a Gildan 100% 6.1 oz Ultra Cotton T-Shirt 100% Customer Satisfaction Guaranteed. If this product doesn't meet your expectations you can return it for a full refund. Funny T-Shirt for your favorite crazy person.